For + -ing
For + -ing: function
We use for + the -ing form of a verb to talk about the function of something or how something is used:
- I need something for storing CDs.
- [a PC is a personal computer]
- The PC is still the most popular tool for developing software systems.
For + -ing: reason
We use for + the -ing form of a verb to refer to the reason for something:
- You should talk to Jane about it. You know, she’s famous for being a good listener. (A lot of people know she’s such a good listener.)
For + -ing or to + infinitive?
warning
We don’t use for + -ing to express our purpose or intention. We use to + infinitive:
- We’re going to Lisbon to visit my aunt.
- Not:
We’re going to Lisbon for visiting my aunt. or …for visit my aunt. - He’s now studying to be a doctor.
- Not:
He’s now studying for to be a doctor. or …for being a doctor. - You don’t need to bring anything. There’ll be sandwiches to eat and juice to drink.
- Not:
There’ll be sandwiches for eat and juice for drink.